Explanation:
Alexander was the ruler of the Greek kingdom and he had such a deep and intense impact on the Greek and Asian culture that it is because of him that these culture survived.
Firstly, he demolished the Persian culture and taken control over it. Alexander had a strong motive for the Greek culture. And it was only because of his aspiration that Greek ideas and culture have evolved this far, without him it would have restricted only Greece. For Greek people, Alexander is their Almighty. There’s a reason why Alexander is addressed as ‘Alexander the Great.’
Political - British taking over Northern Ireland.
The majority of Northern Ireland's population were unionists, who wanted to remain within the United Kingdom. (The Norman invasion of the late 12th century )
Economic - Failure of potato crop. (The Great Famine)
Religious - discrimination against the Catholic/nationalist minority by the Protestant/unionist government and police force.
Answer : Mainly because economic problems. Since potatoes were no longer available in Ireland, the Irish would starve to death since potatoes were their main resource as food.
This brings to Irish migration to the US because it offered low paying jobs for immigrants. In the end, the Irish had minimum money and enough food for themselves in America, unlike in Ireland.
Televisions is the answer.
